Answer this question truthfully
### Question: What causes Sleep paralysis?
### Response: Isolated sleep paralysis is more likely to happen during the first two hours of sleep. Not getting enough sleep or sleeping on the back may cause more frequent episodes.
Though this condition may occur with narcolepsy, many people who do not have narcolepsy have isolated sleep paralysis. It is common in adults and is also seen in children.
Most people with isolated sleep paralysis do not have any mental health problems. However, these episodes seem to occur more often in people with:
Anxiety disorders Bipolar illness Depression Post traumatic stress disorder
Rarely, it runs in families.